|Scott's specialized catalogue of United States stamps - Scott Publications, Inc|
"Including issues of Canal Zone, Dutch West Indies, Guam, Hawaii, and the United States administration issues of Cuba, Philippines, and Porto Rico," (varies; 1960-1972 include Confederate States)
Keywords: Postage stamps; Postage stamps
|Scott's standard postage stamp catalogue - Scott Publishing Co|
Vol. for 1917 accompanied by a supplement; 1936 a "U.S. supplement."; 1946 by a supplement "Axis issues of Europe and the Philippines, 1941-45."
Keywords: Postage stamps